Blue Whale Cochlea 3D (B. musculus)

3D rotation constructed from CT scans of the ear of a Blue Whale (Balaenoptera musculus) shown in both horizontal and vertical planes demonstrating the position of the inner ear ossicles (malleus, incus, stapes), semi-circular canals and cochlea structures relative to the surrounding bony tympanic and periotic bones. Specimen courtesy of Jeff Jacobsen, Humboldt State University (specimen data).